1. AlaSQL：
AlaSQL是一个客户端内存SQL数据库，旨在在浏览器和Node.js中使用。它是针对Javascript的免费开放源SQL数据库，重点关注关系数据，无模式数据和图形数据的查询速度和数据源灵活性。它是由Andrey Gershun＆Mathias R.Wulff于2014年开发的。
2. Altibase：
Altibase是一个开源关系数据库。它的第一个版本称为Spiner，它于2000年发布。它是企业级的内存中混合型高性能RDBMS。它由Altibase Corporation制造。它支持完整的SQL标准。它还具有多版本并发控制(MVCC)，实现了模糊和乒乓检查点。
AlaSQL和Altibase之间的区别：
| S.NO. | ALASQL | ALTIBASE |
|---|---|---|
| 1. | It was developed by Andrey Gershun & Mathias R. Wulff in 2014. | It was developed by Altibase in 1999. |
| 2. | It is JavaScript DBMS library. | It is enterprise-grade, high-performance RDBMS |
| 3. | AlaSQL is written in JavaScript language. | Altibase is written in C++ language. |
| 4. | It is server-less and requires JavaScript environment | Server operating systems for Altibase are AIX, HP-UX, and Linux. |
| 5. | Primary database models of AlaSQL are Document store and Relational DBMS. | Its primary database model is high-performance Relational DBMS |
| 6. | It does not support Server-side scripting | It stored procedures and stored functions. |
| 7. | There is no partitioning method. | Supported partitioning method is Sharding. |
| 8. | It supports SQL query language but no user access control, stored procedures, and host language bindings. | It uses ANSI SQL-92 as query language |
| 9. | It does not support any replication methods | It supports replication methods. |
| 10. | Supported programming language is JavaScript | Supported programming languages are C, C++, and Java. |